A thermal insulation structure for a fabricated building

Abstract

The application discloses a thermal insulation structure for fabricated buildings, comprising a thermal insulation layer, the thermal insulation layer having opposite upper and lower surfaces, the outer sides of the upper and lower surfaces being respectively provided with upper and lower structural reinforcing layers having a hollow form, the hollow form having a plurality of through holes penetrating the upper and lower sides of the upper or lower structural reinforcing layer, the upper and lower structural reinforcing layers being connected through a plurality of support connecting members penetrating the thermal insulation layer, and further comprising adhesive layers corresponding to the upper and lower structural reinforcing layers, each of the adhesive layers penetrating the plurality of through holes of the hollow form and covering the corresponding upper and lower structural reinforcing layers. The thermal insulation structure has better tensile and compressive properties.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of house building engineering, in particular to a thermal insulation structure for fabricated building. BACKGROUND

[0002] Fabricated building has become a more advanced research topic in the field of building engineering technology because of its own effects. It is a building that some or all components of the building are prefabricated in the factory, then transported to the construction site, and then assembled into a building through reliable connection. This building method can reduce the destructive impact of on-site construction on the environment, and is therefore favored.

[0003] The existing common fabricated building has the following problems: during the processing of the thermal insulation layer, it needs to cast concrete and other structures on both sides, which can withstand a lot of pressure. In this case, the thickness of the thermal insulation layer is compressed, which leads to a decrease in its thermal insulation performance. And the thermal insulation layer has the possibility of being damaged due to its poor tensile and compressive properties.

[0004] Therefore, how to provide a thermal insulation structure for fabricated building that can solve the above-mentioned drawbacks has become a technical problem that needs to be solved by those skilled in the art. SUMMARY

[0005] In order to solve the above technical problems, the present application provides a thermal insulation structure for fabricated building, the specific technical solutions are as follows:

[0006] A thermal insulation structure for fabricated building, comprising a thermal insulation layer, the thermal insulation layer has opposite upper and lower surfaces, the outer sides of the upper and lower surfaces are respectively provided with upper and lower structure reinforcing layers having a hollow form, the hollow form has a plurality of through holes penetrating the upper and lower structure reinforcing layers, the upper and lower structure reinforcing layers are connected by a plurality of support connecting pieces inserted into the thermal insulation layer, and the upper and lower structure reinforcing layers are provided with adhesive layers, each adhesive layer penetrates the plurality of through holes of the hollow form and covers the corresponding upper and lower structure reinforcing layers.

[0007] As a preferred, the upper and lower structure reinforcing layers respectively have a connection area, the two ends of the plurality of support connecting pieces are respectively clamped in the corresponding connection areas of the upper and lower structure reinforcing layers, and at least three of the plurality of support connecting pieces are distributed in a non-linear manner.

[0008] As preferred, the support connecting member is a connecting rod, the structure reinforcing layer comprises an outer frame body in rectangular shape, the outer frame body is filled with a plurality of hexagonal unit bodies which are sequentially spliced, four hexagonal unit bodies corresponding to four corners of the outer frame body and one hexagonal unit body at the center position of the outer frame body form the connecting area, and the remaining hexagonal unit bodies are hollow to form the plurality of through holes, the center position of the connecting area comprises a protrusion formed by recessing from the outside to the inside of the connecting area, the inside is the side towards the upper surface or the lower surface of the thermal insulation layer, the center position of the protrusion is formed with a vertical insertion channel, the plurality of protrusions in the two outer frame bodies correspond to each other in the vertical direction, and a connecting rod is arranged between the corresponding two protrusions, both ends of the connecting rod are provided with a pair of conical clamping protrusions whose axes coincide with the axis of the connecting rod, the bottom surfaces of each pair of conical clamping protrusions are arranged face to face, the distance between the two bottom surfaces is equal to the thickness of the protrusion, and both bottom surfaces abut to the inner and outer sides of the protrusion, the diameter of the bottom surface of the conical clamping protrusion is greater than the inner diameter of the insertion channel, and the space formed by the recessed side of each protrusion is greater than the volume of the conical clamping protrusion, when the outer frame body is arranged on the outside of the upper and lower surfaces of the thermal insulation layer, the plurality of protrusions are pressed into the thermal insulation layer, and one side of the outer frame body towards the thermal insulation layer is attached to the upper or lower surface of the corresponding thermal insulation layer.

[0009] As preferred, the support connecting member is a connecting rod, the structure reinforcing layer comprises an outer frame body in rectangular shape, the outer frame body is filled with a plurality of hexagonal unit bodies which are sequentially spliced, four hexagonal unit bodies corresponding to four corners of the outer frame body and one hexagonal unit body at the center position of the outer frame body form the connecting area, and the remaining hexagonal unit bodies are hollow to form the plurality of through holes, the center position of the connecting area comprises a protrusion formed by recessing from the outside to the inside of the connecting area, the inside is the side towards the upper surface or the lower surface of the thermal insulation layer, the center position of the protrusion is formed with a vertical insertion channel, the plurality of protrusions in the two outer frame bodies correspond to each other in the vertical direction, and a connecting rod is arranged between the corresponding two protrusions, both ends of the connecting rod are provided with a pair of conical clamping protrusions whose axes coincide with the axis of the connecting rod, the bottom surfaces of each pair of conical clamping protrusions are arranged face to face, the distance between the two bottom surfaces is equal to the thickness of the protrusion, and both bottom surfaces abut to the inner and outer sides of the protrusion, the diameter of the bottom surface of the conical clamping protrusion is greater than the inner diameter of the insertion channel, and the space formed by the recessed side of each protrusion is greater than the volume of the conical clamping protrusion, when the outer frame body is arranged on the outside of the upper and lower surfaces of the thermal insulation layer, the plurality of protrusions are pressed into the thermal insulation layer, and one side of the outer frame body towards the thermal insulation layer is attached to the upper or lower surface of the corresponding thermal insulation layer.

[0010] As a preferred, the sheet-shaped body is in the shape of a right-angled triangle, and the right angle of the right-angled triangle is arranged at each corner of the upper surface and the lower surface of the thermal insulation layer.

[0011] As a preferred, the support connecting member is a connecting rod, each of the structural reinforcement layers comprises a plurality of strip-shaped plate bodies arranged in parallel, the upper surface and the lower surface of the thermal insulation layer are paved with the plurality of strip-shaped plate bodies arranged in parallel, each of the strip-shaped plate bodies is uniformly distributed with a plurality of protrusions recessed from the outer side to the inner side of the strip-shaped plate body along the length direction of the strip-shaped plate body, the inner side is the side facing the upper surface or the lower surface of the thermal insulation layer, a plurality of through holes penetrating the upper and lower sides of each of the strip-shaped plate bodies are formed to form the plurality of through holes, the center position of each of the protrusions is formed with a vertical insertion channel, a plurality of protrusions on two strip-shaped plate bodies arranged on the upper and lower surfaces of the thermal insulation layer are arranged in vertical one-to-one correspondence and corresponding two protrusions, a connecting rod is arranged between the corresponding two protrusions, the two ends of the connecting rod are provided with a pair of conical clamping protrusions whose axes are coincident with the axis of the connecting rod, the bottom surfaces of each pair of conical clamping protrusions are arranged face to face, the distance between the two bottom surfaces is equal to the thickness of the protrusion, and the two bottom surfaces are abutted to the inner and outer sides of the protrusion, the diameter of each of the bottom surfaces is greater than the inner diameter of the insertion channel, and the space formed on the recessed side of each of the protrusions is greater than the volume of the conical clamping protrusion, when the strip-shaped plate body is arranged on the outer side of the upper and lower surfaces of the thermal insulation layer, a plurality of protrusions are pressed into the thermal insulation layer, and the side of the strip-shaped plate body facing the thermal insulation layer is attached to the upper and lower surfaces of the corresponding thermal insulation layer.

[0012] As a preferred, a mesh cloth corresponding to the structural reinforcement layer is further included, and the mesh cloth is arranged on the inner side of the corresponding structural reinforcement layer and is covered by the adhesive layer.

[0013] As a preferred, an inorganic veneer layer corresponding to the structural reinforcement layer is further included and is arranged on the outer side of the structural reinforcement layer.

[0014] As a preferred, the thickness of each of the structural reinforcement layers is 1-2 mm.

[0015] As a preferred, the thermal insulation layer is a rock wool board or a glass fiber cotton board or a magnesium silicate fiber board or an aluminum silicate fiber board.

[0016] As a preferred, the adhesive layer is a cement-based waterproof mortar layer or a polyurethane adhesive layer.

[0017] The provided thermal insulation structure for fabricated buildings has the following technical effects:

[0018] The upper surface and the lower surface of the heat preservation layer are provided with upper and lower structure reinforcing layers with a hollow form, and the two are connected and supported by support connecting pieces penetrating the heat preservation layer, so that the heat preservation structure has high tensile and compressive resistance and greatly improves the structural strength; and the penetration of the hollow form of the perforation by the adhesive layer allows the upper and lower structure reinforcing layers to be covered to form a whole structure with high strength.

[0019] As a preferred, at least three of the plurality of support connecting pieces are distributed in a non-linear manner, thereby forming a triangular point support, and the three-dimensional support structure has better support performance, further improving the tensile and compressive resistance of the heat preservation structure.

[0020] As a preferred, the hollow form formed by the plurality of spliced hexagonal unit bodies can play a role similar to that of longitudinal and transverse steel bars when combined with the adhesive layer, so that the overall strength is further improved, and in this way, the mesh cloth can be excluded, greatly saving materials and corresponding process processing.

[0021] As a preferred, the two sheet-shaped bodies corresponding to the upper and lower are supported and connected by the connecting rods in a three-dimensional triangular form, and the tensile and compressive resistance is optimized.

[0022] As a preferred, the setting of the conical clamping protrusions at both ends of the connecting rod can quickly realize the clamping between the upper and lower structure layers and the connecting rod.

[0023] As a preferred, in a plurality of specific embodiments, the protrusions are pressed into the heat preservation layer, and the structure reinforcing layer attached to the upper and lower surfaces of the corresponding heat preservation layer on the side facing the heat preservation layer. This setting allows the thickness of the heat preservation structure to be maintained as much as possible while ensuring high tensile and compressive resistance. The heat preservation structure is waterproof, moisture-proof and soundproof. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 A specific embodiment structure diagram of a heat preservation structure for fabricated buildings provided by the present application;

[0025] Figure 2 A specific embodiment structure diagram of the upper and lower structure reinforcing layers;

[0026] Figure 3 Another specific embodiment structure diagram of the upper and lower structure reinforcing layers;

[0027] Figure 4 A structure diagram of the connecting rod.

[0028] Figures 1-4 The reference signs in the drawings are as follows:

[0029] 1 thermal insulation layer, 2 upper structural reinforcement layer, 3 lower structural reinforcement layer, 4 adhesive layer, 5 connecting area, 6 connecting rod, 7 outer frame, 8 conical clamping protrusion, 9 sheet body, 10 inorganic veneer layer, 11 mesh cloth. DETAILED DESCRIPTION

[0030] As Figures 1-4 shown, Figure 1 is a specific embodiment of the structure of a thermal insulation structure for fabricated buildings provided by the present application; Figure 2 is a specific embodiment of the structure of the upper and lower structural reinforcement layers; Figure 3 is a specific embodiment of the structure of the upper and lower structural reinforcement layers;

[0031] Figure 4 is a specific embodiment of the structure of the connecting rod.

[0032] In combination Figures 1-4 , the present application provides a thermal insulation structure for fabricated buildings, comprising a thermal insulation layer 1, the thermal insulation layer 1 has opposite upper and lower surfaces, the outer sides of the upper and lower surfaces are respectively provided with upper and lower structural reinforcement layers 2 and 3 having a hollow form, the hollow form has a plurality of through holes penetrating the upper and lower sides of the upper structural reinforcement layer 2 or the lower structural reinforcement layer 3, the upper and lower structural reinforcement layers are connected by a plurality of support connecting pieces inserted through the thermal insulation layer 1, and further comprising an adhesive layer 4 corresponding to the upper and lower structural reinforcement layers, each of the adhesive layers 4 penetrates the plurality of through holes of the hollow form and covers the corresponding upper and lower structural reinforcement layers.

[0033] The outer sides of the upper and lower surfaces of the thermal insulation layer 1 are provided with upper and lower structural reinforcement layers 2 and 3 having a hollow form, and the two are connected and supported by support connecting pieces inserted through the thermal insulation layer 1, so that the thermal insulation structure has higher tensile and compressive properties, greatly improving its structural strength; and the adhesive layer 4 penetrates the through holes of the hollow form to cover the upper and lower structural reinforcement layers, forming a whole structure with high strength.

[0034] Among them, the upper and lower structural reinforcement layers respectively have connecting areas 5, both ends of a plurality of support connecting pieces are respectively clamped in the corresponding connecting areas 5 of the upper and lower structural reinforcement layers, and at least three of the plurality of support connecting pieces are distributed in a non-linear manner.

[0035] At least three of the plurality of support connecting pieces are distributed in a non-linear manner, thereby forming a triangular point support, and the three-dimensional support structure has better support performance, further improving the tensile and compressive properties of the thermal insulation structure.

[0036] In a specific embodiment, as Figure 2 and4 As shown, the support connecting piece is a connecting rod 6, the structure reinforcing layer includes an outer frame body 7 in the shape of a rectangle, the outer frame body 7 is filled with a plurality of hexagonal unit bodies that are sequentially spliced, four hexagonal unit bodies corresponding to the four corners of the outer frame body 7 and one hexagonal unit body at the center position of the outer frame body 7 form the connecting area 5, the remaining hexagonal unit bodies are hollow to form the plurality of perforations, the center position of the connecting area 5 includes a protrusion formed by recessing from the outside to the inside of the connecting area 5, the inside is the side facing the upper surface or the lower surface of the thermal insulation layer 1, the center position of the protrusion is formed with a plug-in channel arranged in the vertical direction, a plurality of protrusions in the two outer frame bodies 7 correspond one by one in the vertical direction and a connecting rod 6 is arranged between the corresponding two protrusions, both ends of the connecting rod 6 are provided with a pair of conical clamping protrusions 8 whose axes coincide with the axis of the connecting rod, the bottom surfaces of each pair of conical clamping protrusions 8 are arranged face to face and the distance between the two bottom surfaces is equal to the thickness of the protrusion and both bottom surfaces abut to the inner and outer sides of the protrusion, the diameter of the bottom surface of the conical clamping protrusion 8 is greater than the inner diameter of the plug-in channel, the space formed on the recessed side of each protrusion is greater than the volume of the conical clamping protrusion 8, when the outer frame body 7 is arranged on the outside of the upper and lower surfaces of the thermal insulation layer 1, the plurality of protrusions are pressed into the thermal insulation layer 1 and the side of the outer frame body 7 facing the thermal insulation layer 1 is attached to the upper and lower surfaces of the corresponding thermal insulation layer 1.

[0037] The hollow shape formed by the plurality of spliced hexagonal unit bodies can play a role similar to that of the longitudinal and transverse intersecting steel bars when combined with the adhesive layer 4, so that the overall strength is further improved, and in this way, the mesh cloth 11 can be omitted, greatly saving materials and corresponding process processing.

[0038] Of course, the number and position of the connecting area 5 and the connecting rod 6 are not limited to this, and can be determined according to the area of the thermal insulation layer 1, for example, in the case of a thermal insulation layer 1 of 30 by 30, the above arrangement can be used, it can be understood that if the area of the thermal insulation layer 1 increases, the number of connecting areas 5 and connecting rods 6 increases accordingly, for example, a plurality of connecting areas 5 are uniformly arranged at an interval of 30 in the direction of the long side and the short side of the rectangle, of course, a plurality of connecting areas 5 can also be uniformly arranged at the same interval on the middle line of the length direction of the rectangle.

[0039] In another specific embodiment, as Figure 1 , 3As shown in Figs. 4, the support connecting member is a connecting rod 6, each of the structural reinforcement layers comprises at least four sheet bodies 9, four sheet bodies 9 are arranged at four corners of the upper surface and the lower surface of the thermal insulation layer 1 respectively, three protrusions are distributed on each sheet body 9, the three protrusions are recessed from the outer side to the inner side of the sheet body 9, the inner side is the side facing the upper surface or the lower surface of the thermal insulation layer 1, the center positions of the three protrusions are connected to form a triangular arrangement, a plurality of through holes are formed on each sheet body 9, the through holes are through the upper and lower sides of the sheet body 9, the center positions of each of the protrusions form a vertical insertion channel, a plurality of protrusions on two sheet bodies 9 arranged on the upper and lower surfaces of the thermal insulation layer 1 correspond to each other in the vertical direction, a connecting rod 6 is arranged between the corresponding two protrusions, the connecting rod 6 is provided with a pair of conical clamping protrusions 8 at both ends, the axes of the conical clamping protrusions 8 coincide with the axis of the connecting rod 6, the bottom surfaces of each pair of conical clamping protrusions 8 are arranged face to face, the distance between the two bottom surfaces is equal to the thickness of the protrusion, and the two bottom surfaces abut the inner and outer sides of the protrusion, the diameter of each bottom surface is greater than the inner diameter of the insertion channel, the space formed by the recessed side of each protrusion is greater than the volume of the conical clamping protrusion 8, when the sheet body 9 is arranged on the outer side of the upper and lower surfaces of the thermal insulation layer 1, the plurality of protrusions are pressed into the thermal insulation layer 1, and the side of the sheet body 9 facing the thermal insulation layer 1 is attached to the upper and lower surfaces of the corresponding thermal insulation layer 1.

[0040] The sheet body 9 is a right-angled triangle, and the right angle of the right-angled triangle is arranged at the right angle of each corner of the upper surface and the lower surface of the thermal insulation layer 1.

[0041] The upper and lower corresponding two sheet bodies 9 are supported and connected by the connecting rod 6 in the form of a three-dimensional triangle, and the tensile and compressive properties are optimized.

[0042] Alternatively, the support connecting member is a connecting rod 6, each of the structural reinforcement layers comprises a plurality of parallel strip-shaped plate bodies, the upper and lower surfaces of the thermal insulation layer are paved with the plurality of parallel strip-shaped plate bodies, each strip-shaped plate body is uniformly distributed with a plurality of protrusions formed by recessing from the outer side to the inner side of the strip-shaped plate body along the length direction of the strip-shaped plate body, the inner side is the side facing the upper surface or the lower surface of the thermal insulation layer, a plurality of through holes are formed on each strip-shaped plate body, the through holes penetrate the upper and lower sides of the strip-shaped plate body, the center position of each protrusion is formed with a vertical insertion channel, a plurality of protrusions on two strip-shaped plate bodies arranged on the upper and lower surfaces of the thermal insulation layer are vertically corresponding and a connecting rod 6 is arranged between the corresponding two protrusions, the two ends of the connecting rod 6 are provided with a pair of conical clamping protrusions 8, the axes of the two conical clamping protrusions 8 coincide with the axis of the connecting rod 6, the bottom surfaces of each pair of conical clamping protrusions 8 are arranged face to face, the distance between the two bottom surfaces is equal to the thickness of the protrusion, and the two bottom surfaces are abutted to the inner and outer sides of the protrusion, the diameter of each bottom surface is greater than the inner diameter of the insertion channel, and the space formed by the recessed side of each protrusion is greater than the volume of the conical clamping protrusion 8, when the strip-shaped plate body is arranged on the outer side of the upper and lower surfaces of the thermal insulation layer, the plurality of protrusions are pressed into the thermal insulation layer 1, and one side of the strip-shaped plate body facing the thermal insulation layer 1 is attached to the upper and lower surfaces of the corresponding thermal insulation layer 1.

[0043] In one specific embodiment, as shown in Figure 1 The grid cloth 11 corresponding to the structural reinforcement layer is further arranged on the inner side of the corresponding structural reinforcement layer and is covered by the adhesive layer 4.

[0044] Further, the inorganic veneer layer 10 corresponding to the structural reinforcement layer is further arranged on the outer side of the structural reinforcement layer.

[0045] In one specific embodiment, the thickness of each structural reinforcement layer is 1-2 mm.

[0046] The thermal insulation layer 1 is a rock wool board or a glass fiber cotton board or a magnesium silicate fiber board or an aluminum silicate fiber board. The adhesive layer 4 is a cement-based waterproof mortar layer or a polyurethane adhesive layer.

[0047] The conical clamping protrusions 8 at the two ends of the connecting rod 6 can quickly realize the clamping between the upper and lower structural reinforcement layers and the connecting rod 6. In a plurality of specific embodiments, the plurality of protrusions are pressed into the thermal insulation layer 1, and one side of the structural reinforcement layer facing the thermal insulation layer 1 is attached to the upper and lower surfaces of the corresponding thermal insulation layer 1. This arrangement ensures high tensile and compressive properties while maintaining the thickness of the thermal insulation structure to the thickness of the thermal insulation layer 1 as much as possible. The thermal insulation structure is waterproof, moisture-proof and soundproof.

[0048] The above embodiments are merely exemplary embodiments of the present application, and are not intended to limit the present application. The scope of protection of the present application is defined by the claims. Various modifications or equivalent replacements made by those skilled in the art to the present application within the spirit and protection scope of the present application also fall within the protection scope of the present application.

Claims

1. An insulation structure for a fabricated building, characterized by, The application relates to a heat preservation layer, which comprises opposite upper and lower surfaces, and upper and lower structural reinforcing layers with a hollow form provided outside the upper and lower surfaces respectively, the hollow form having a plurality of through holes penetrating the upper and lower structural reinforcing layers, the upper and lower structural reinforcing layers being connected by a plurality of support connecting pieces penetrating the heat preservation layer, and adhesive layers provided corresponding to the upper and lower structural reinforcing layers, each of the adhesive layers penetrating the plurality of through holes of the hollow form and covering the corresponding upper and lower structural reinforcing layers; the upper and lower structural reinforcing layers have connecting areas respectively, two ends of the plurality of support connecting pieces being clamped in the corresponding connecting areas of the upper and lower structural reinforcing layers, and at least three of the plurality of support connecting pieces being distributed in a non-linear manner; the support connecting pieces are connecting rods, the structural reinforcing layer comprises a rectangular outer frame, the outer frame is filled with a plurality of sequentially spliced hexagonal unit bodies, four hexagonal unit bodies corresponding to four corners of the outer frame and one hexagonal unit body at the center position of the outer frame form the connecting areas, the remaining hexagonal unit bodies are hollow to form the plurality of through holes, the center position of the connecting area comprises a protrusion formed by recessing from the outside of the connecting area to the inside, the inside is a side facing the upper or lower surface of the heat preservation layer, the center position of the protrusion is provided with a vertical insertion channel, a plurality of protrusions in two outer frames correspond to each other in the vertical direction, and a connecting rod is arranged between the corresponding two protrusions, two ends of the connecting rod are provided with a pair of axis coaxial with the axis of the connecting rod, the bottom surfaces of each pair of conical clamping protrusions are arranged face to face, the distance between the two bottom surfaces is equal to the thickness of the protrusion, and the two bottom surfaces abut to the inner and outer sides of the protrusion, the diameter of the bottom surface of the conical clamping protrusion is greater than the inner diameter of the insertion channel, the space formed on the recessed side of each protrusion is greater than the volume of the conical clamping protrusion, and when the outer frame is arranged outside the upper and lower surfaces of the heat preservation layer, the plurality of protrusions are pressed into the heat preservation layer, and one side of the outer frame facing the heat preservation layer is attached to the corresponding upper or lower surface of the heat preservation layer.

2. An insulation structure for a fabricated building, characterized by The application relates to a heat preservation layer, which comprises opposite upper and lower surfaces, and upper and lower structural reinforcing layers with a hollow form provided outside the upper and lower surfaces respectively, wherein the hollow form has a plurality of through holes penetrating the upper and lower structural reinforcing layers, the upper and lower structural reinforcing layers are connected by a plurality of support connecting pieces inserted into the heat preservation layer, and an adhesive layer is arranged corresponding to the upper and lower structural reinforcing layers, each of the adhesive layers penetrates the plurality of through holes of the hollow form and covers the corresponding upper and lower structural reinforcing layers; the upper and lower structural reinforcing layers have connecting areas respectively, two ends of the plurality of support connecting pieces are clamped in the corresponding connecting areas of the upper and lower structural reinforcing layers respectively, and at least three of the plurality of support connecting pieces are distributed in a non-linear manner; the support connecting pieces are connecting rods, each of the structural reinforcing layers comprises at least four sheet bodies, the four sheet bodies are arranged at four corners of the upper and lower surfaces of the heat preservation layer respectively, three protrusions are distributed on each of the sheet bodies and are recessed from the outside to the inside of the sheet body, the inside is a side facing the upper or lower surface of the heat preservation layer, the center positions of the three protrusions are connected and arranged in a triangular shape, a plurality of circular holes penetrating the upper and lower sides of each of the sheet bodies are formed to form the plurality of through holes, an insertion channel arranged in a vertical direction is formed at the center position of each of the protrusions, a connecting rod is arranged between a plurality of protrusions on two sheet bodies arranged at the upper and lower surfaces of the heat preservation layer in a one-to-one correspondence in the vertical direction, a pair of axis lines of the connecting rod are coaxial with the axis line of the connecting rod, a conical clamping protrusion is arranged at two ends of the connecting rod, the bottom surfaces of each pair of conical clamping protrusions are arranged face to face, the distance between the two bottom surfaces is equal to the thickness of the protrusion, and the two bottom surfaces abut to the inner and outer sides of the protrusion, the diameter of each of the bottom surfaces is greater than the inner diameter of the insertion channel, the space formed on the recessed side of each of the protrusions is greater than the volume of the conical clamping protrusion, and when the sheet body is arranged outside the upper and lower surfaces of the heat preservation layer, the plurality of protrusions are pressed into the heat preservation layer, and one side of the sheet body facing the heat preservation layer is attached to the upper or lower surface of the corresponding heat preservation layer.

3. The thermal insulation structure for a fabricated building according to claim 2, wherein The sheet body is a right-angled triangle, and the right angle of the right-angled triangle is arranged at the right angle of each corner of the upper and lower surfaces of the heat preservation layer.

4. An insulation structure for a fabricated building, characterized by The application relates to a heat preservation layer, which has opposite upper and lower surfaces, and the outer sides of the upper and lower surfaces are respectively provided with upper and lower structure reinforcing layers with a hollow form, the hollow form has a plurality of through holes penetrating the upper and lower structure reinforcing layers, the upper and lower structure reinforcing layers are connected through a plurality of support connecting pieces penetrating the heat preservation layer, and adhesive layers corresponding to the upper and lower structure reinforcing layers are arranged, each adhesive layer penetrates the plurality of through holes of the hollow form and covers the corresponding upper and lower structure reinforcing layers; the upper and lower structure reinforcing layers respectively have connecting regions, the two ends of the plurality of support connecting pieces are respectively clamped in the corresponding connecting regions of the upper and lower structure reinforcing layers, and at least three of the plurality of support connecting pieces are distributed in a non-linear manner; the support connecting pieces are connecting rods, each structure reinforcing layer comprises a plurality of strip-shaped plate bodies arranged in parallel, the upper and lower surfaces of the heat preservation layer are paved with the plurality of strip-shaped plate bodies arranged in parallel, each strip-shaped plate body is uniformly provided with a plurality of protrusions formed by recessing from the outer side to the inner side of the strip-shaped plate body along the length direction of the strip-shaped plate body, the inner side is the side facing the upper or lower surface of the heat preservation layer, a plurality of through holes penetrating the upper and lower sides of each strip-shaped plate body are formed on each strip-shaped plate body to form the plurality of through holes, a plug-in channel arranged in the vertical direction is formed at the central position of each protrusion, a connecting rod is arranged between corresponding protrusions in the vertical direction, the two ends of the connecting rod are respectively provided with a pair of conical clamping protrusions, the axes of the two conical clamping protrusions coincide with the axis of the connecting rod, the bottom surfaces of each pair of conical clamping protrusions are arranged in a face-to-face mode, the distance between the two bottom surfaces is equal to the thickness of the protrusion, and the two bottom surfaces abut to the inner and outer sides of the protrusion, the diameter of each bottom surface is larger than the inner diameter of the plug-in channel, the space formed on the recessed side of each protrusion is larger than the volume of the conical clamping protrusion, and when the strip-shaped plate body is arranged on the outer side of the upper or lower surface of the heat preservation layer, the plurality of protrusions are pressed into the heat preservation layer, and the side of the strip-shaped plate body facing the heat preservation layer is attached to the corresponding upper or lower surface of the heat preservation layer.

5. The thermal insulation structure for a fabricated building according to any one of claims 1 to 4, characterized in that, A mesh cloth corresponding to the structure reinforcing layer is further arranged on the inner side of the corresponding structure reinforcing layer and covered by the adhesive layer.

6. The thermal insulation structure for a fabricated building according to claim 5, wherein An inorganic coating layer corresponding to the structure reinforcing layer is further arranged on the outer side of the structure reinforcing layer.

7. The thermal insulation structure for a fabricated building according to any one of claims 1 to 4, characterized in that, The thickness of each structure reinforcing layer is 1-2 mm.

8. The thermal insulation structure for a fabricated building according to any one of claims 1 to 4, characterized in that, The heat preservation layer is a rock wool board, a glass fiber cotton board, a magnesium silicate fiber board or an aluminum silicate fiber board.

9. The thermal insulation structure for a fabricated building according to any one of claims 1 to 4, characterized in that, The adhesive layer is a cement-based waterproof mortar layer or a polyurethane adhesive layer.

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